[INFO] fetching crate libips 0.1.1...
[INFO] checking libips-0.1.1 against master#a5f164faad4a2fed606b8160fd7ecd2d5cbba381 for pr-84920
[INFO] extracting crate libips 0.1.1 into /workspace/builds/worker-14/source
[INFO] validating manifest of crates.io crate libips 0.1.1 on toolchain a5f164faad4a2fed606b8160fd7ecd2d5cbba381
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a5f164faad4a2fed606b8160fd7ecd2d5cbba381" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate libips 0.1.1
[INFO] finished tweaking crates.io crate libips 0.1.1
[INFO] tweaked toml for crates.io crate libips 0.1.1 written to /workspace/builds/worker-14/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a5f164faad4a2fed606b8160fd7ecd2d5cbba381" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a5f164faad4a2fed606b8160fd7ecd2d5cbba381" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+a5f164faad4a2fed606b8160fd7ecd2d5cbba381" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] bcb3a638b324fd9e758613320078e140362445372c2dd5147aa1fc59b7700854
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "bcb3a638b324fd9e758613320078e140362445372c2dd5147aa1fc59b7700854", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "bcb3a638b324fd9e758613320078e140362445372c2dd5147aa1fc59b7700854", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "bcb3a638b324fd9e758613320078e140362445372c2dd5147aa1fc59b7700854", kill_on_drop: false }`
[INFO] [stdout] bcb3a638b324fd9e758613320078e140362445372c2dd5147aa1fc59b7700854
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+a5f164faad4a2fed606b8160fd7ecd2d5cbba381" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 93e047b2504349f08d43a322de2b155450479ef6c5119b73e915d3d738ef1ba3
[INFO] running `Command { std: "docker" "start" "-a" "93e047b2504349f08d43a322de2b155450479ef6c5119b73e915d3d738ef1ba3", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.26
[INFO] [stderr]    Compiling syn v1.0.72
[INFO] [stderr]    Compiling crc32fast v1.2.1
[INFO] [stderr]     Checking cfg-if v1.0.0
[INFO] [stderr]     Checking adler v1.0.2
[INFO] [stderr]    Compiling cc v1.0.67
[INFO] [stderr]     Checking wasmparser v0.57.0
[INFO] [stderr]     Checking block-padding v0.2.1
[INFO] [stderr]     Checking gimli v0.23.0
[INFO] [stderr]     Checking rustc-demangle v0.1.19
[INFO] [stderr]     Checking ucd-trie v0.1.3
[INFO] [stderr]     Checking keccak v0.1.0
[INFO] [stderr]     Checking maplit v0.1.6
[INFO] [stderr]    Compiling generic-array v0.14.4
[INFO] [stderr]    Compiling miniz_oxide v0.4.4
[INFO] [stderr]     Checking pest v2.1.3
[INFO] [stderr]     Checking block-buffer v0.9.0
[INFO] [stderr]     Checking digest v0.9.0
[INFO] [stderr]    Compiling quote v1.0.9
[INFO] [stderr]     Checking flate2 v1.0.20
[INFO] [stderr]     Checking sha3 v0.9.1
[INFO] [stderr]     Checking sha2 v0.9.4
[INFO] [stderr]    Compiling backtrace v0.3.58
[INFO] [stderr]     Checking object v0.23.0
[INFO] [stderr]     Checking addr2line v0.14.1
[INFO] [stderr]    Compiling synstructure v0.12.4
[INFO] [stderr]    Compiling pest_generator v2.1.3
[INFO] [stderr]    Compiling failure_derive v0.1.8
[INFO] [stderr]    Compiling pest_derive v2.1.0
[INFO] [stderr]     Checking failure v0.1.8
[INFO] [stderr]     Checking libips v0.1.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `std::fmt`
[INFO] [stdout]   --> src/actions/mod.rs:15:5
[INFO] [stdout]    |
[INFO] [stdout] 15 | use std::fmt;
[INFO] [stdout]    |     ^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::str::FromStr`
[INFO] [stdout]   --> src/lib.rs:30:9
[INFO] [stdout]    |
[INFO] [stdout] 30 |     use std::str::FromStr;
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::fmt`
[INFO] [stdout]   --> src/actions/mod.rs:15:5
[INFO] [stdout]    |
[INFO] [stdout] 15 | use std::fmt;
[INFO] [stdout]    |     ^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `Digest`
[INFO] [stdout]  --> src/digest/mod.rs:8:12
[INFO] [stdout]   |
[INFO] [stdout] 8 | use sha3::{Digest as Sha3Digest};
[INFO] [stdout]   |            ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `Digest`
[INFO] [stdout]  --> src/digest/mod.rs:8:12
[INFO] [stdout]   |
[INFO] [stdout] 8 | use sha3::{Digest as Sha3Digest};
[INFO] [stdout]   |            ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: static is never used: `DEFAULT_ALGORITHM`
[INFO] [stdout]   --> src/digest/mod.rs:10:1
[INFO] [stdout]    |
[INFO] [stdout] 10 | static DEFAULT_ALGORITHM: DigestAlgorithm = DigestAlgorithm::SHA512;
[INFO] [stdout]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: static is never used: `DEFAULT_ALGORITHM`
[INFO] [stdout]   --> src/digest/mod.rs:10:1
[INFO] [stdout]    |
[INFO] [stdout] 10 | static DEFAULT_ALGORITHM: DigestAlgorithm = DigestAlgorithm::SHA512;
[INFO] [stdout]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 4 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 40.83s
[INFO] running `Command { std: "docker" "inspect" "93e047b2504349f08d43a322de2b155450479ef6c5119b73e915d3d738ef1ba3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "93e047b2504349f08d43a322de2b155450479ef6c5119b73e915d3d738ef1ba3", kill_on_drop: false }`
[INFO] [stdout] 93e047b2504349f08d43a322de2b155450479ef6c5119b73e915d3d738ef1ba3